package org.dao.imp;
import java.util.List;
import org.dao.KcDao;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.model.Kcb;
public class KcDaoImp implements KcDao{
	public Kcb getOneKc(String kch) {
		try{
			Session session=org.util.HibernateSessionFactory.getSession();
			Transaction ts=session.beginTransaction();
			Query query=session.createQuery("from Kcb where kch=?");
			query.setParameter(0, kch);
			query.setMaxResults(1);
			Kcb kc=(Kcb) query.uniqueResult();
			ts.commit();
			session.clear();
			return kc;
		}catch(Exception e){
			e.printStackTrace();
			return null;
		}
	}
	public List getAll() {
		try{
			Session session=org.util.HibernateSessionFactory.getSession();
			Transaction ts=session.beginTransaction();
			List list=session.createQuery("from Kcb order by kch").list();
			ts.commit();
			return list;
		}catch(Exception e){
			e.printStackTrace();
			return null;
		}
	}
}
